TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

C CHAIN [2 records]

Record 1 2011-01-05

English

Subject field(s)
  • Biological Sciences
CONT

The ATCase of E. coli ... has a molecular weight of about 310,000 but can be dissociated by treatment with mercurial reagents to yield two identical catalytic subunits and three identical regulatory subunits. Each of the two catalytic subunits has a molecular weight of about 100,000 and contains three polypeptide chains of molecular weight 34,000 called C chains. Each catalytic subunit contains three binding sites for the substrate aspartate, one on each of the three C chains. The catalytic subunits have enzymatic activity but are not sensitive to the modulator CTP.

French

Domaine(s)
  • Sciences biologiques
DEF

Chacune des trois chaînes polypeptidiques (P.M. 34 000) composant une sous-unité catalytique de l'aspartate transcarbamylase d'E. coli (ATCase). L'ATCase d'E. coli comprend deux sous-unités catalytiques et trois sous-unités régulatrices.

CONT

Chacune des 2 sous-unités catalytiques [...] de l'ATCase [...] possède trois sites de fixation pour le substrat, l'aspartate, un site sur chacune des chaînes C. Ces sous-unités catalytiques ont une activité enzymatique mais ne sont pas sensibles au modulateur CTP.

OBS

Voir «sous-unité catalytique».

Spanish

Save record 1

Record 2 1980-09-01

English

Subject field(s)
  • Microbiology and Parasitology
  • Biochemistry
OBS

The C chain, which is cleaved from the precursor to form active insulin, evolves at a rate several times higher than that of the active molecule.

French

Domaine(s)
  • Microbiologie et parasitologie
  • Biochimie
OBS

La chaîne C, qui se sépare du précurseur pour former l'insuline active, évolue à un taux plusieurs fois supérieur à celui de la molécule active.

Spanish

Save record 2

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